- The trail was muddy, your bike is 2 kilos heavier? No water connection nearby? With the cleaning devices of Aqua2go and Kärcher the problem is solved. With 20 liters of water tank and battery operation you are completely independent and can easily rid your bike of dust, dirt and mud. Also for the visit in the Bikepark the optimal solution, never again you have to stow your dirty bike in your car. With our Aqua2go bundles with complete Muc-Off cleaning package you can save even more.